Confidence: Medium · Source: FCC ULS · As of 2026-09-14
AK4WU callsign genealogy
Currently held by Mason, Richard J
The FCC publishes a previous_call_sign on
every amateur license — a self-link to the licensee's prior callsign.
Following those links produces the chain below.
Previous callsigns
Older callsigns held by AK4WU's current licensee, walking backwards.
The current licensee has not held any other callsign on record.
Successor callsigns
Callsigns held now by people who previously held AK4WU.
- Mason, Richard JFLgranted 2012-08-18cancelled 2012-09-08